summaryrefslogtreecommitdiff
path: root/mysql-test/lib/t/SafeProcessStress.pl
blob: 0f7a59d67f01cef67d5482126908296253c8e2f7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
#!/usr/bin/perl
# -*- cperl -*-

use strict;
use FindBin;
use My::SafeProcess;

#
# Test longterm running of SafeProcess
#

my $perl_path= $^X;
my $verbose= 0;
my $loops= 100;

print "kill one and wait for one\n";
for (1...$loops){
  use File::Temp qw / tempdir /;
  my $dir = tempdir( CLEANUP => 1 );

  my @procs;
  for (1..10){

    my $args= [ "$FindBin::Bin/dummyd.pl", "--vardir=$dir" ];
    my $proc= My::SafeProcess->new
      (
       path          => $perl_path,
       args          => \$args,
       verbose       => $verbose,
      );
    push(@procs, $proc);
  }

  foreach my $proc (@procs) {
    $proc->kill();
    # dummyd will always be killed and thus
    # exit_status should have been set to 1
    die "oops, exit_status: ", $proc->exit_status()
      unless $proc->exit_status() == 1;
  }

  print "=" x 60, "\n";
}


print "With 1 second sleep in dummyd\n";
for (1...$loops){
  use File::Temp qw / tempdir /;
  my $dir = tempdir( CLEANUP => 1 );

  my @procs;
  for (1..10){

    my $args= [ "$FindBin::Bin/dummyd.pl",
		"--vardir=$dir",
		"--sleep=1" ];
    my $proc= My::SafeProcess->new
      (
       path          => $perl_path,
       args          => \$args,
       verbose       => $verbose,
      );
    push(@procs, $proc);
  }

  foreach my $proc (@procs) {
    $proc->kill();
  }

  print "=" x 60, "\n";
}

print "kill all and wait for one\n";
for (1...$loops){
  use File::Temp qw / tempdir /;
  my $dir = tempdir( CLEANUP => 1 );

  my @procs;
  for (1..10){

    my $args= [ "$FindBin::Bin/dummyd.pl", "--vardir=$dir" ];
    my $proc= My::SafeProcess->new
      (
       path          => $perl_path,
       args          => \$args,
       verbose       => $verbose,
      );
    push(@procs, $proc);
  }

  foreach my $proc (@procs) {
    $proc->start_kill();
  }

  foreach my $proc (@procs) {
    $proc->wait_one();
  }

  print "=" x 60, "\n";
}

print "kill all using shutdown without callback\n";
for (1...$loops){
  use File::Temp qw / tempdir /;
  my $dir = tempdir( CLEANUP => 1 );

  my @procs;
  for (1..10){

    my $args= [ "$FindBin::Bin/dummyd.pl", "--vardir=$dir" ];
    my $proc= My::SafeProcess->new
      (
       path          => $perl_path,
       args          => \$args,
       verbose       => $verbose,
       );
    push(@procs, $proc);
  }

  My::SafeProcess::shutdown(2, @procs);

  print "=" x 60, "\n";
}

print "kill all using shutdown\n";
for (1...$loops){
  use File::Temp qw / tempdir /;
  my $dir = tempdir( CLEANUP => 1 );

  my @procs;
  for (1..10){

    my $args= [ "$FindBin::Bin/dummyd.pl", "--vardir=$dir" ];
    my $proc= My::SafeProcess->new
      (
       path          => $perl_path,
       args          => \$args,
       verbose       => $verbose,
       shutdown      => sub {  }, # Does nothing
      );
    push(@procs, $proc);
  }

  My::SafeProcess::shutdown(2, @procs);

  print "=" x 60, "\n";
}

exit(0);